- CORAVEL spectrometer
- Corazon Aquino
- CORBA
- CORBA middleware
- Corban Festival
- corbel
- corbel arch
- Corbett National Park
- Corbino effect
- Cor Caroli
- Corcoran School of the Arts & Design，Columbian College of Arts & Science，George Washington University
- Corcovado Bay
- cord
- cordaitopsids
- Cordelia
- Cordell Hull
- cord fabric weaving
- cordial graph
- CORDIC
- cordierite
- cordierite ceramics
- cordiform projection
- Cordillera
- Cordillera de Talamanca
- Cordillera Isabella